W83194R-17 Datasheet, PDF (9/21 Pages) Winbond – 100MHZ AGP CLOCK FOR SIS CHIPSET

W83194R-17/-17A
PRELIMINARY
W83194R-17 Frequency table selection by software via I²C
SSEL2
0
0
0
0
1
1
1
1
SSEL1
0
0
1
1
0
0
1
1
SSEL0
0
1
0
1
0
1
0
1
CPU,SDRAM
(MHz)
60
66.8
68.5
75
75
83.3
90
100
PCI (MHz) AGP (MHz)
30
60
33.4
66.8
34.25
68.5
37.5
75
32
64
33.3
66.6
30
60
33.3
66.6
REF (MHz)
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
W83194R-17A Frequency table selection by software via I²C
SSEL2
0
0
0
0
1
1
1
1
SSEL1
0
0
1
1
0
0
1
1
SSEL0
0
1
0
1
0
1
0
1
CPU,SDRAM
(MHz)
112
66.8
124
75
133.3
83.3
95.25
100.2
PCI (MHz) AGP (MHz)
37.3
74.7
33.4
66.8
31
62
37.5
75
33.3
66.6
33.3
66.6
31.75
63.4
33.4
66.8
REF (MHz)
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
FUNCTION TABLE
Function
Description
Tri-State
Normal
CPU
Hi-Z
see table
PCI
Hi-Z
see table
Outputs
SDRAM
Hi-Z
CPU
REF
Hi-Z
14.318
IOAPIC
Hi-Z
14.318
Publication Release Date: Sep. 1998
-9-
Revision 0.20